package Interface;

interface IShape{
    int a=10;
    int b=20;
    void draw();
    default void func(){
        System.out.println("mz");
    }
}
class Circle implements IShape{
    @Override
    public void draw() {
        System.out.println("○");
    }
}
class Rect implements IShape{
    @Override
    public void draw() {
        System.out.println("□");
    }
}
class Flowers implements IShape{
    @Override
    public void draw() {
        System.out.println("❀");
    }
}
public class TestDemo {

}
